Tyrosinase inhibitorHelps reduce the formation of unwanted pigmentation by limiting both melanin production and skin reddening.Pigments such as melanin (tan) and hemoglobin (erythema) are mainly responsible for skin color.Preparations containing 2% are less effective than those containing 4%

PRECAUTIONS

May cause transient erythema and a mild burning sensation

May produce hyperpigmentation especially on areas of skin that are exposed to sunlightShould not be applied to abraded or sunburnt skin It should not be used to bleach eyelashes or eyebrows

TRETINOIN

It is the acid form of Vitamin A.It is applied topically in the treatment of acne vulgaris and some other disorders of keratinisation.It is irritant to the skin and can produce erythema and peeling.Tretinoin should not be applied to the eyes, mouth or other mucous surfaces,or to czematous,sunburnt,or abraded skin.